Annual report pursuant to Section 13 and 15(d)

Goodwill And Other Intangible Assets (Future Amortization Expense For Definite-Lived Intangible Assets) (Details)

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Goodwill And Other Intangible Assets (Future Amortization Expense For Definite-Lived Intangible Assets) (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Goodwill And Other Intangible Assets [Abstract]    
2018 $ 3,871  
2019 3,538  
2020 3,024  
2021 2,606  
2022 2,296  
Thereafter 7,903  
Intangible assets, net $ 23,238 $ 9,769